DP

David A. Petersen

SU Siemens Medical Solutions Usa: 29 patents #21 of 1,486Top 2%
OD Orthopedic Development: 16 patents #1 of 1Top 100%
MI Minsurg International: 3 patents #1 of 2Top 50%
AM Ampex: 2 patents #74 of 247Top 30%
BI Bausch & Lomb Incorporated: 1 patents #387 of 658Top 60%
📍 Fall City, WA: #2 of 114 inventorsTop 2%
🗺 Washington: #894 of 76,902 inventorsTop 2%
Overall (All Time): #43,690 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 26–50 of 56 patents

Patent #TitleCo-InventorsDate
D599906 Surgical drill 2009-09-08
D599479 Surgical inserter 2009-09-01
D599015 Surgical dilator impactor 2009-08-25
D598096 Surgical broach 2009-08-11
D597669 Surgical impactor 2009-08-04
D595855 Bone plug 2009-07-07
7557489 Embedded circuits on an ultrasound transducer and method of manufacture Stephen C. Englund 2009-07-07
D593202 Surgical spatula 2009-05-26
D590943 Surgical bone plug inserter 2009-04-21
7517358 Implant device used in minimally invasive facet joint hemi-arthroplasty 2009-04-14
7517317 Subarray forming system and method for ultrasound John C. Lazenby 2009-04-14
D589626 Bone plug holder 2009-03-31
7477103 Amplifier circuit Daniel E. Brueske 2009-01-13
D574957 Bone plug 2008-08-12
D574495 Drill guide 2008-08-05
7314447 System and method for actively cooling transducer assembly electronics William J. Park, Vaughn R. Marian, Todor Sheljaskow, Mirsaid S. Boloforosh, Worth B. Walters +1 more 2008-01-01
7304415 Interconnection from multidimensional transducer arrays to electronics John C. Lazenby 2007-12-04
6939300 Multiple level transmitter and method of transmitting Robert N. Phelps 2005-09-06
6891311 Ultrasound transmit pulser with receive interconnection and method of use Robert N. Phelps 2005-05-10
6875178 Receive circuit for ultrasound imaging Robert N. Phelps, John C. Lazenby, Robert P. Hunt 2005-04-05
6806623 Transmit and receive isolation for ultrasound scanning and methods of use John C. Lazenby, Robert P. Hunt, Robert N. Phelps 2004-10-19
6780154 Segmented handheld medical ultrasound system and method Robert P. Hunt, John C. Lazenby, Robert N. Phelps, Stephen Hooper, Heike Seck +2 more 2004-08-24
6599245 Ultrasound transmission method and system for simulating a transmit apodization Qinglin Ma, John C. Lazenby, Lin-Xin Yao, Bruce A. McDermott 2003-07-29
6083164 Ultrasound front-end circuit combining the transmitter and automatic transmit/receiver switch Ralph Oppelt 2000-07-04
6078169 Amplifier for interpolating the power supply from multiple supply voltages 2000-06-20